This led to a demo in which multi-touch was used for scrolling through phone contact information. It worked very well. So well that it became immediately obvious that the iPhone would be a thing. A very big thing, it turned out. “The second you saw it you just knew this was the way a phone had to behave,” Forstall said. “Steve said, ‘Put the tablet on hold; let’s go build a phone with multi-touch.”MS